Which of the following is most likely true about e-mail marketing?
A) It cannot be personalized to meet individual consumers.
B) It is a traditional form of direct marketing.
C) It is restricted to the use of personal computers.
D) It is used by marketers to send highly targeted messages.
E) It is always non-intrusive in nature due to spam filters.
Answer: D) It is used by marketers to send highly targeted messages.